DC-DC 12V To 3.3V 5V Buck Step-down Power Supply Module For Arduino
1,01 €
12V (12V input directly converter to the output). Output: 3.3V (+ - 0.05v error), 5.0V (+ - 0.05v error), 800mA (load current can not exceed 800ma). PCB board size: 4.5cm 4.5cm. Do not run through your life so fast that you forget not only where you have been, but also where you are.
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